Steven D. Welling

US Ecology Holdings, Inc. engages in the provision of industrial waste management and recycling services to commercial and government entities, including refineries and chemical production facilities, manufacturers, electric utilities, steel mills, medical and academic institutions, and waste brokers. It operates through the Environmental Services, and Field and Industrial Services segments. The Environmental Service segment provides a range of hazardous material management services including the transportation, recycling, treatment, and disposal of hazardous and non-hazardous waste at company-owned landfills, wastewater, and other treatment facilities. The Field and Industrial Services segment offers packaging and collection of hazardous waste and total waste management solutions at customer sites and through its 10-day storage facilities. The company was founded in 1952 and is headquartered in Boise, ID.

Envirosource Technologies, Inc. owns commercial hazardous waste landfill facilities that store, treat, and dispose of wastes received from off-site facilities. The company is headquartered in Horsham, PA.

Part of Republic Services, Inc., Envirosafe Services of Idaho, Inc. provides steel mill waste treatment technology to stabilize and delist certain hazardous wastes generated by steel mills allowing economical disposal as non hazardous industrial waste. The company is based in Grand View, ID. Envirosafe Services of Idaho was acquired by US Ecology Holdings, Inc. from EnviroSource, Inc. on February 02, 2001.

US Ecology, Inc. engages in the provision of environmental services to commercial and government entities. It operates through the following segments: Waste Solutions, Field Services, and Energy Waste. The Waste Solutions segment includes a range of specialty material management services including transportation, recycling, treatment and disposal of hazardous, non-hazardous, E&P and radioactive waste at company-owned landfill, wastewater, deep-well injection, and other treatment facilities. The Field Services segment offers specialty field services and total waste management solutions to commercial and industrial facilities and to government entities through 10-day transfer facilities and at customer sites, both domestic, and international. The Energy Waste segment provides safe and compliant energy waste management and critical support services to up-stream oil and gas customers in the Permian and Eagle Ford basins primarily operating in Texas. The company was founded in 1952 and is headquartered in Boise, ID.